By a GenomeWeb staff reporter

NEW YORK (GenomeWeb News) - Sigma-Aldrich today reported fourth-quarter revenue growth of 12 percent, or nearly 6 percent on an organic basis, led by its Research Biotech and SAFC businesses.

The St.Louis-based chemicals and research tools firm reported total revenues of $572.5 million for the three-month period ended Dec. 31, 2009, compared to $509.8 million for the fourth quarter of 2008.

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